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Tag Archives: Launch Control

Audi S7 4.0 TFSI Quarter Mile - APR Stage I vs Stock

Audi S7 4.0 TFSI Quarter Mile - APR Stage I vs Stock

APR's Stage 1 Audi S7 hits the Drag Strip! APR is pleased to present the ultimate ECU Upgrade for the Audi S6 and S7 4.0 TFSI V8! After months of long nights and many hours of testing, developing and more testing, we’re pleased to offer you an ECU recalibration that is second to none. APR’s extensive research and development provides you with a powerful ECU upgrade with no loss of drivability or reliability. Expect faster acceleration, improved throttle response and more power across the entire power band. APR’s 4.0 TFSI V8 ECU Upgrade is an expertly recalibrated engine control strategy that primarily remaps the engine's operating parameters, within the factory ECU, to provide smooth and reliable power as if intended by the OEM.  APR’s ECU Upgrade is developed to work within the OEM and Tier 1 Supplier spec ... read more

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